C10M 135/28
Containing sulfur atoms bound to a carbon atom of a six-membered aromatic
Official title: containing sulfur atoms bound to a carbon atom of a six-membered aromatic ring
C10M135/28 (Containing sulfur atoms bound to a carbon atom of a six-membered aromatic) appears on 218 US grants and 56 published applications in this corpus.
Search patents in C10M- Granted patents
- 218
- Published applications
- 56
- Assignees
- 76
- Inventors
- 368
- Latest grant
- 28 Oct 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 2 | 0 |
| 1979 | 3 | 0 |
| 1980 | 0 | 0 |
| 1981 | 4 | 0 |
| 1982 | 2 | 0 |
| 1983 | 3 | 0 |
| 1984 | 4 | 0 |
| 1985 | 4 | 0 |
| 1986 | 4 | 0 |
| 1987 | 0 | 0 |
| 1988 | 4 | 0 |
| 1989 | 9 | 0 |
| 1990 | 8 | 0 |
| 1991 | 12 | 0 |
| 1992 | 11 | 0 |
| 1993 | 5 | 0 |
| 1994 | 21 | 0 |
| 1995 | 8 | 0 |
| 1996 | 12 | 0 |
| 1997 | 9 | 0 |
| 1998 | 18 | 0 |
| 1999 | 11 | 0 |
| 2000 | 8 | 0 |
| 2001 | 7 | 1 |
| 2002 | 5 | 5 |
| 2003 | 8 | 5 |
| 2004 | 3 | 5 |
| 2005 | 2 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 1 |
| 2008 | 0 | 2 |
| 2009 | 2 | 1 |
| 2010 | 2 | 1 |
| 2011 | 0 | 2 |
| 2012 | 1 | 2 |
| 2013 | 1 | 0 |
| 2014 | 2 | 4 |
| 2015 | 0 | 4 |
| 2016 | 2 | 0 |
| 2017 | 5 | 1 |
| 2018 | 0 | 4 |
| 2019 | 2 | 0 |
| 2020 | 2 | 5 |
| 2021 | 2 | 2 |
| 2022 | 1 | 1 |
| 2023 | 1 | 4 |
| 2024 | 4 | 3 |
| 2025 | 3 | 3 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Additives with high sulfurization for lubricating oil compositions28 Oct 2025US 12,454,656 B2Afton Chemical Corporation
- Additives with high sulfurization for lubricating oil compositions8 Apr 2025US 12,270,003 B2Afton Chemical Corporation
- Polyalphaolefin phenols with high para-position selectivity4 Mar 2025US 12,241,038 B2Afton Chemical Corporation
- Distillation process for producing a low TPP phenate1 Oct 2024US 12,103,908 B2Chevron Oronite Company LLC
- Lubricant composition for oxidation-stable automotive transmission24 Sep 2024US 12,098,348 B2Totalenergies Onetech
- Additives with high sulfurization for lubricating oil compositions24 Jul 2025US 2025/0236807 A1Afton Chemical Corporation
- Oligobutyl benzene sulfonate for lubricants and fuels10 Jul 2025US 2025/0223258 A1BASF SE
- Antidegradant compounds and uses thereof27 Feb 2025US 2025/0066304 A1
- Heat-treatment oil composition17 Oct 2024US 2024/0344157 A1Idemitsu Kosan Co., Ltd.
- Polyalphaolefin phenols with high para-position selectivity11 Jul 2024US 2024/0228904 A1Afton Chemical Corporation
Most cited
By later US patents
- Lubricating oil compositions72US 4,904,401 AThe Lubrizol Corporation · 1990
- Polyol ester lubricants for refrigerating compressors operating at high temperatures55US 5,833,876 AHenkel Corporation · 1998
- Succinimide complexes of borated fatty acid esters of glycerol and lubricating oil compositions containing same51US 4,455,243 AChevron Research Company · 1984
- Lubricating oil having improved fuel economy retention properties46US 6,143,701 AExxon Chemical Patents Inc. · 2000
- Lubricating compositions45US 5,883,057 AThe Lubrizol Corporation · 1999